public override int Initialize()
{
if (!File.Exists(filename))
{
return(-1);
}
try
{
int hr = 0;
this.graphBuilder2 = (IFilterGraph2) new FilterGraph();
vmr9 = (IBaseFilter) new VideoMixingRenderer9();
var config = vmr9 as IVMRFilterConfig9;
hr = config.SetRenderingMode(VMR9Mode.Renderless);
DsError.ThrowExceptionForHR(hr);
hr = config.SetNumberOfStreams(1);
DsError.ThrowExceptionForHR(hr);
allocator = new Allocator9((SharpDX.Direct3D9.Device)device.Device, d3d);
var vmrSurfAllocNotify = (IVMRSurfaceAllocatorNotify9)vmr9;
hr = vmrSurfAllocNotify.AdviseSurfaceAllocator(userID, allocator);
DsError.ThrowExceptionForHR(hr);
hr = allocator.AdviseNotify(vmrSurfAllocNotify);
DsError.ThrowExceptionForHR(hr);
var mixerControl = (IVMRMixerControl9)vmr9;
hr = mixerControl.SetMixingPrefs(VMR9MixerPrefs.RenderTargetYUV | VMR9MixerPrefs.NoDecimation | VMR9MixerPrefs.ARAdjustXorY | VMR9MixerPrefs.BiLinearFiltering);
DsError.ThrowExceptionForHR(hr);
var dc9 = (IVMRDeinterlaceControl9)vmr9;
var pref = VMR9DeinterlacePrefs.Weave;
dc9.GetDeinterlacePrefs(out pref);
hr = dc9.SetDeinterlaceMode(unchecked ((int)0xFFFFFFFF), Guid.NewGuid());
DsError.ThrowExceptionForHR(hr);
try
{
hr = graphBuilder2.AddFilter(vmr9, "Video Mixing Renderer 9");
}
catch (Exception e)
{
throw new Exception("Fatal Error in Movie Loading", e);
}
DsError.ThrowExceptionForHR(hr);
base.Initialize();
if (allocator != null)
{
this.width = allocator.VideoSize.Width;
this.height = allocator.VideoSize.Height;
this.maxu = (float)allocator.VideoSize.Width / allocator.TextureSize.Width;
this.maxv = (float)allocator.VideoSize.Height / allocator.TextureSize.Height;
}
}
catch (Exception e)
{
throw new Exception("Fatal Error in Movie Loading", e);
}
return(0);
}
public override void releaseCOM()
{
if (Initialized)
{
// Release DirectShow interfaces
if (vmr9 != null)
{
while (Marshal.ReleaseComObject(this.vmr9) > 0)
{
}
this.vmr9 = null;
}
if (allocator != null)
{
allocator.Dispose();
allocator = null;
}
base.releaseCOM();
}
}
